Add Yahoo as a preferred source to see more of our stories on Google. How does a magnetic compass work: compass. How does a magnetic compass work? Well, it’s all down to basic physics and human ...

Earth is surrounded by a magnetic field generated by electric currents from within the planet. Compasses take advantage of this field to identify north and serve as a navigational aid. But one social ...

Clearly, birds have the right idea by migrating to warmer climes when the winter starts to bite at high latitudes, but scientists are starting to suspect that our feathered friends may be even smarter ...